Fuel Gage Inaccurate or Inoperative

DIAGNOSTIC AIDS
^ Ensure that the fuel level is in the same range as the customer concern.
^ For intermittent diagnosis, refer to Testing for Intermittent and Poor Connections in Diagrams.
^ Refer to Fuel Level Specifications in order to verify the correct fuel level sensor readings. The Fuel Level (%) parameter is available in the scan tool in the PCM data list. Specifications

TEST DESCRIPTION

Steps 1-4:

Steps 5-13:

The numbers below refer to the step numbers on the diagnostic table.
3. This step tests for a high resistance in the signal circuit and the low reference circuit of the fuel level sensor.
13. DTCs will be set in the PCM when you perform this diagnostic table.